CN115460512A - Sound field adjusting method and device for vehicle, vehicle and storage medium - Google Patents
Sound field adjusting method and device for vehicle, vehicle and storage medium Download PDFInfo
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- H—ELECTRICITY
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Abstract
The application relates to a sound field adjusting method and device for a vehicle, the vehicle and a storage medium, wherein the method comprises the following steps: judging whether passengers exist in the current vehicle or not; if the current vehicle has passengers and is in a navigation broadcasting mode, identifying the distribution positions of the passengers of the current vehicle; and matching the optimal sound field adjusting parameters of the current vehicle according to the passenger distribution position, and adjusting the playing device at the main driving position and/or the playing device at the passenger position of the vehicle-mounted multimedia according to the optimal sound field adjusting parameters, so that the navigation audio or the conversation audio is played to the driver while the multimedia audio is played to the passengers. The embodiment of the application can optimally control the playing mode of the vehicle-mounted multimedia based on the optimal sound field adjusting parameters, different audio requirements of different users are met, the playing requirements of passengers are met while the playing requirements of drivers are met, the driving experience of vehicles is improved, and the practicability of the vehicles is effectively guaranteed.
Description
Technical Field
The present disclosure relates to the field of automotive electronics, and in particular, to a sound field adjusting method and device for a vehicle, and a storage medium.
Background
Along with the vehicle use user to the car more and more highly require, the vehicle is not only the trip instrument, also is the enjoyment space of seeing and hearing, and the car functional design not only focuses on the seeing and hearing of owner's driving and feels, also more and more pays close attention to passenger's seeing and hearing experience, and voice broadcast can all be carried out in the aspect of cruising and guiding as the app with the car highest frequency in car navigation to improve efficiency and the security that the driver drove the car.
In the related technology, aiming at the coexistence problem of navigation sound and multimedia sound, the navigation itself performs the processing such as multimedia volume reduction during navigation broadcasting and multimedia playing pause during navigation broadcasting, but the navigation voice broadcasting mainly acts on a driver, is useless for other passengers, and the multimedia volume reduction or pause during navigation broadcasting easily influences the audio-visual experience of the passengers.
However, in the related art, when the navigation audio or the communication audio is played, the multimedia audio is cut off, the sound field adjustment parameter does not reach the optimal condition, and at this time, the audio requirement of the driver is met, but the audio requirement of the passenger cannot be met, so that the requirements of the driver and the passenger cannot be met, and improvement is urgently needed.
Disclosure of Invention
The application provides a sound field adjusting method and device of a vehicle, the vehicle and a storage medium, and aims to solve the problems that in the related art, when navigation audio or communication audio is played, multimedia audio is cut off, sound field adjusting parameters cannot meet the optimal conditions, the audio requirements of a driver are met at the moment, but the audio requirements of passengers cannot be met, and the requirements of the driver and the passengers cannot be met simultaneously.
An embodiment of a first aspect of the present application provides a sound stage adjusting method and device for a vehicle, the vehicle and a storage medium, including the following steps: judging whether passengers exist in the current vehicle or not; if the current vehicle is provided with passengers and the current vehicle is in a navigation broadcasting mode, identifying the distribution positions of the passengers of the current vehicle; and matching the optimal sound field adjusting parameters of the current vehicle according to the passenger distribution positions, and adjusting a playing device at the main driving position and/or a playing device at the passenger position of the vehicle-mounted multimedia according to the optimal sound field adjusting parameters, so that navigation audio or conversation audio is played to a driver while the multimedia audio is played to the passengers.
According to the technical means, the optimal sound field adjusting parameters can be matched according to the passenger distribution positions of the vehicle, the playing mode of the vehicle-mounted multimedia is optimally controlled based on the optimal sound field adjusting parameters, different audio requirements of different users are met, the playing requirements of the passengers are met while the playing requirements of the driver are met, and the driving experience of the vehicle is improved.
Optionally, in an embodiment of the present application, the optimal sound stage adjustment parameter includes at least one of a switch of a speaker of the playing device, a volume, a position, a width, and a depth of a sound stage.
According to the technical means, the optimal sound field adjusting parameters can be achieved by adjusting at least one of the position, the width and the depth of the loudspeaker switch, the volume, the tone color and the sound field of the playing device, the optimal sound field is formed, different playing requirements of a driver and passengers are met, and the using experience of a vehicle is improved.
Optionally, in an embodiment of the present application, before matching the optimal sound stage adjustment parameter of the current vehicle, the method further includes: detecting whether the current vehicle meets a preset sound field adjusting condition or not; and when the preset sound field adjusting condition is met, controlling the current vehicle to enter a sound field adjusting mode, otherwise, not adjusting the sound field.
According to the technical means, the embodiment of the application can control the vehicle to enter the sound field adjusting mode when the vehicle meets a certain sound field adjusting condition, and the adjusting accuracy and the adjusting applicability are improved.
Optionally, in an embodiment of the present application, the preset sound stage adjustment condition includes that a sound stage adjustment switch of the current vehicle is in an on state.
According to the technical means, the sound field adjusting switch of the current vehicle is in the on state, the sound field adjusting condition is preset, the using requirements of users are met, and the intelligence of the vehicle is improved.
Optionally, in an embodiment of the present application, the method further includes: judging whether the broadcasting of the navigation audio or the call audio is finished or not; and if the navigation audio or the call audio broadcasting is finished, adjusting the optimal sound field adjusting parameter of the vehicle-mounted multimedia back to the initial sound field adjusting parameter so as to continuously play the multimedia audio to the driver.
According to the technical means, the optimal sound field adjusting parameter of the vehicle-mounted multimedia can be adjusted back to the initial sound field adjusting parameter after the navigation audio or the call audio is broadcasted, so that the vehicle-mounted multimedia can continuously play audio to a driver, the playing requirement of the driver is met, and the driving experience of the driver is improved.
Optionally, in an embodiment of the present application, after matching the optimal sound stage adjustment parameter of the current vehicle, the method further includes: collecting the identity of the driver; and correcting the optimal sound field adjusting parameters according to the identity marks.
According to the technical means, the identity of the driver can be collected, the optimal sound field adjusting parameter can be corrected according to the identity, the identity of the driver can be judged through the information of the face recognition driver, the optimal playing requirements are provided for the drivers with different identities and different ages, the practicability and pertinence of the vehicle are effectively guaranteed, and the use experience is improved.
Optionally, in an embodiment of the present application, after matching the optimal sound stage adjustment parameter of the current vehicle, the method further includes: extracting the audio content of the navigation audio or the call audio; and modifying the optimal sound stage adjusting parameters based on the audio content.
According to the technical means, the audio content of the navigation audio or the call audio can be extracted, the audio content is analyzed, the optimal sound field adjusting parameter is corrected based on the audio content, the size of a loudspeaker switch and the volume is adjusted, and therefore the personal requirements of a driver, such as call privacy, are protected, and the use experience of the driver is improved.
In a second aspect, an embodiment of the present application provides a sound stage adjusting device for a vehicle, including: the judging module is used for judging whether passengers exist in the current vehicle or not; the identification module is used for identifying the distribution position of the passengers of the current vehicle when the passengers are in the current vehicle and the current vehicle is in a navigation broadcasting mode; and the adjusting module is used for matching the optimal sound field adjusting parameters of the current vehicle according to the passenger distribution positions and adjusting the playing device at the main driving position and/or the playing device at the passenger position of the vehicle-mounted multimedia according to the optimal sound field adjusting parameters, so that navigation audio or conversation audio is played to the driver while the multimedia audio is played to the passenger.
Optionally, in an embodiment of the present application, the optimal sound stage adjustment parameter includes at least one of a switch of a speaker of the playing apparatus, a volume, a position, a width, and a depth of a sound stage.
Optionally, in an embodiment of the present application, the method further includes: the detection module is used for detecting whether the current vehicle meets a preset sound field adjusting condition or not; and the control module is used for controlling the current vehicle to enter a sound stage adjusting mode when the preset sound stage adjusting condition is met, and otherwise, the sound stage adjustment is not carried out.
Optionally, in an embodiment of the present application, the preset sound stage adjustment condition includes that a sound stage adjustment switch of the current vehicle is in an on state.
Optionally, in an embodiment of the present application, the method further includes: the audio judgment module is used for judging whether the navigation audio or the call audio is broadcast and ended; and the mediation module is used for mediating the optimal sound field regulation parameter of the vehicle-mounted multimedia back to the initial sound field regulation parameter when the navigation audio or the call audio broadcasting is finished so as to continuously play the multimedia audio for the driver.
Optionally, in an embodiment of the present application, the method further includes: the acquisition module is used for acquiring the identity of the driver; and the first correcting module is used for correcting the optimal sound stage adjusting parameter according to the identity.
Optionally, in an embodiment of the present application, the method further includes: the extraction module is used for extracting the audio content of the navigation audio or the call audio; and the second correcting module is used for correcting the optimal sound stage adjusting parameter based on the audio content.
An embodiment of a third aspect of the present application provides a vehicle, comprising: a memory, a processor and a computer program stored on the memory and executable on the processor, the processor executing the program to implement the sound stage adjusting method of the vehicle as described in the above embodiments.
A fourth aspect of the present application provides a computer-readable storage medium storing a computer program which, when executed by a processor, implements the sound stage adjusting method of a vehicle as above.
The beneficial effects of the embodiment of the application are as follows:
(1) The embodiment of the application can match the optimal sound field adjusting parameters based on the passenger distribution positions of the current vehicle, optimally control the playing mode of the vehicle-mounted multimedia based on the optimal sound field adjusting parameters, meet the playing requirements of the driver, meet the playing requirements of the passengers and improve the driving experience of the vehicle.
(2) The embodiment of the application can adjust at least one of the position, the width and the depth of a loudspeaker switch, the volume, the tone color and the sound field of the playing device, achieves the optimal sound field adjusting parameter, and can carry out optimal control on the playing mode of vehicle-mounted multimedia according to the optimal sound field adjusting parameter, thereby meeting different playing requirements of a driver and a passenger, improving the continuity of auditory experience and ensuring the practicability of a vehicle.
(3) According to the embodiment of the application, the optimal sound stage adjusting parameters of the vehicle-mounted multimedia can be adjusted back to the initial sound stage adjusting parameters after the navigation audio or the call audio is broadcasted, so that the vehicle-mounted multimedia can continuously play audio to a driver, the playing requirement of the driver is met, and the driving experience of the driver is improved.
(4) The embodiment of the application can collect the identity of the driver, provide the optimal playing content for the drivers with different identities and different ages, extract the audio content of navigation audio or conversation audio and protect the conversation privacy and safety of the driver.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
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The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a flowchart of a sound stage adjusting method for a vehicle according to an embodiment of the present application;
FIG. 2 is a flow chart of a method of sound stage adjustment for a vehicle according to one embodiment of the present application;
FIG. 3 is a schematic diagram of a method of adjusting a sound stage of a vehicle according to one embodiment of the present application;
fig. 4 is a schematic structural diagram of a sound stage adjusting device of a vehicle according to an embodiment of the present application;
fig. 5 is a schematic structural diagram of a vehicle according to an embodiment of the present application.
10-sound field adjusting device of vehicle: 100-a judgment module, 200-an identification module and 300-an adjustment module.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.
A sound stage adjustment method and apparatus for a vehicle, and a storage medium according to embodiments of the present application are described below with reference to the drawings. The method comprises the steps that the multimedia audio is cut off when navigation audio or communication audio is played according to the related technology mentioned in the background technology center, sound field adjusting parameters cannot meet the optimal conditions, the audio requirements of a driver are met at the moment, the audio requirements of passengers cannot be met, and the requirements of the driver and the passengers cannot be met. Therefore, the problems that in the prior art, when navigation audio or communication audio is played, multimedia audio is cut off, sound field adjusting parameters cannot reach optimal conditions, the audio requirement of a driver is met at the moment, but the audio requirement of passengers cannot be met, and the requirements of the driver and the passengers cannot be met are solved.
Specifically, fig. 1 is a schematic flowchart of a sound stage adjusting method for a vehicle according to an embodiment of the present disclosure.
As shown in fig. 1, the sound stage adjusting method of the vehicle includes the steps of:
in step S101, it is determined whether or not there is a passenger currently in the vehicle.
In the actual implementation process, whether passengers are in other positions except for driving can be judged by judging whether passengers are in the current vehicle or not, for example, by judging whether passengers are in the vehicle or not through a passenger monitoring system in the vehicle, a safety belt state in the vehicle, a door opening and closing state and the like.
For example, the embodiment of the application can acquire the images in the vehicle through the camera of the passenger monitoring system, and extract the characteristics of the passengers from the images in the vehicle so as to judge whether the passengers exist in the current vehicle; for another example, the embodiment of the present application may determine whether there is a passenger in the vehicle according to the usage state of the seat belt in each position, that is, when the seat belt in a certain position is in the usage state, it indicates that there is a passenger in the position, that is, there is a passenger in the vehicle, and when the seat belt in a certain position is in the non-usage state, it indicates that there is no passenger in the position, that is, there is no passenger in the vehicle; for another example, the embodiment of the application may determine whether a passenger gets on the vehicle through the opening and closing state of the vehicle door, for example, when it is recognized that a certain vehicle door is opened and closed, it is determined that a passenger is in the vehicle, and when it is recognized that all vehicle doors except for the main driving door are always closed and not opened, it is determined that no passenger is in the vehicle.
According to the embodiment of the application, whether a passenger exists in the current vehicle or not can be judged in a mode of combining one or more identification methods, so that when the passenger exists in the vehicle, the conditions of different audio requirements of a driver and the passenger exist, otherwise, the conditions of different audio requirements of the driver and the passenger do not exist, and parameter adjustment is not needed.
In step S102, if there is a passenger in the current vehicle and the current vehicle is in the navigation broadcast mode, the passenger distribution position of the current vehicle is identified.
It can be understood that the vehicle is determined to be in the navigation broadcasting mode based on the event signal sent out during the navigation voice broadcasting, and when the navigation broadcasting occurs and ends, the signal can be transmitted to the main control module, and under the navigation broadcasting mode, the situation that different audio requirements of a driver and a passenger exist is shown, so that the passenger distribution position is identified, and the optimal adjustment parameter can be matched more accurately according to the passenger distribution position.
For example, according to the embodiment of the application, the passenger distribution position of the current vehicle can be identified through a camera for acquiring images in the vehicle, a pressure sensor arranged below each seat and the like. For example, the embodiment of the application can acquire the images of passengers in the vehicle through the camera, and determine the specific positions of the passengers according to the images of the passengers in the vehicle; for another example, the embodiments of the present application may sense the pressure signal at each seat through a pressure sensor, and determine the specific position of the occupant according to the pressure signal at each seat.
When passengers are in the vehicle and the vehicle is in a navigation mode, the embodiment of the application can adjust parameters by identifying the distribution positions of the passengers of the current vehicle, so that the accuracy and the reliability of sound field adjustment are improved.
In step S103, the optimal sound stage adjusting parameter of the current vehicle is matched according to the passenger distribution position, and the playing device at the driving position of the vehicle-mounted multimedia and/or the playing device at the passenger position are adjusted according to the optimal sound stage adjusting parameter, so that the navigation audio or the call audio is played to the driver while the multimedia audio is played to the passenger.
It can be understood that the sound field adjusting parameters can influence the sound effect of the sound equipment, and further influence the hearing experience of passengers, the optimal sound field adjusting parameters of the current vehicle can be matched according to the distribution positions of the passengers, and the playing device at the main driving position and/or the playing device at the passenger position of the vehicle-mounted multimedia can be adjusted according to the optimal sound field adjusting parameters, so that the navigation audio or the conversation audio can be played to the driver while the sound equipment plays the multimedia audio to the passengers.
Specifically, after the passenger distribution position in the vehicle is determined, the optimal sound field adjusting parameters of the current vehicle are matched according to the passenger distribution position, and the playing device at the main driving position of the vehicle-mounted multimedia and/or the playing device at the passenger position are adjusted according to the optimal sound field adjusting parameters. For example, when a passenger is in the vehicle and the vehicle is in a navigation broadcasting state, the sound field adjusting parameter of the front left (main driving position) can be adjusted, the navigation broadcasting volume is properly increased, the driver can hear the navigation sound, the multimedia audio is not cut off, and the playing requirement of the passenger is met.
Carry out sound field setting to the specific position of passenger, when broadcasting multimedia audio to the passenger, to driver broadcast navigation audio frequency or conversation audio frequency, when satisfying driver's broadcast demand, satisfy passenger's broadcast demand, improve the driving of vehicle and experience, and effectively guarantee the practicality of vehicle.
Optionally, in an embodiment of the present application, the optimal sound stage adjustment parameter includes at least one of a switch of a speaker of the playing apparatus, a volume, a position, a width, and a depth of a sound stage.
It can be understood that, in the embodiment of the present application, the speaker switch of the vehicle-mounted multimedia playing device may control on and off of sound of the vehicle-mounted multimedia, the sound volume and the sound color may affect the hearing experience of passengers, and the sound stage position may include front, back, high, and low of the sound stage, and the vehicle sound stage setting generally has four orientations, i.e., front left (main driving position), front right (auxiliary driving position), back left (back seat behind main driving in the back row), and back right (seat behind auxiliary driving in the back row).
Specifically, the embodiment of the application can adjust the optimal sound field adjusting parameter by adjusting at least one of the position, the width and the depth of a switch, the volume, the tone color and the sound field of a loudspeaker of the vehicle-mounted multimedia playing device. For example, in the embodiment of the application, when the navigation is broadcasted, the loudspeaker of the sound field of the front left (main driving position) is turned on, the navigation volume is increased, the volume of the multimedia audio is properly reduced, the condition that a driver can hear navigation contents without cutting off the multimedia audio is ensured, and different audio requirements of the driver and passengers are met; for another example, in the embodiment of the application, the timbre of the navigation and multimedia audio can be adjusted in the navigation broadcasting mode, so that the definition of sound is ensured, and the hearing experience of passengers is improved; for another example, the embodiment of the present application may adjust at least one of the position, width and depth of the sound field to change the sound effect of the navigation audio or the multimedia audio
The embodiment of the application can meet different audio requirements of different users by adjusting the optimal sound field adjusting parameters, improves the continuity and purity of the auditory experience of passengers, improves the driving experience of vehicles, and can contain multiple optimal sound field adjusting parameters without specific limitation.
Optionally, in an embodiment of the present application, before matching the optimal sound stage adjustment parameter of the current vehicle, the method further includes: detecting whether a current vehicle meets a preset sound field adjusting condition or not; and when detecting that the preset sound field adjusting condition is met, controlling the current vehicle to enter a sound field adjusting mode, otherwise, not adjusting the sound field.
In one embodiment of the present application, the preset sound stage adjusting condition includes that a sound stage adjusting switch of the current vehicle is in an on state.
It is understood that, in the embodiment of the present application, the vehicle satisfying the preset sound stage adjustment condition may include, but is not limited to, turning on the sound stage adjustment function of the vehicle, and if the sound stage adjustment switch is in an on state, determining to turn on the sound stage adjustment function, thereby determining whether the current vehicle satisfies the preset sound stage adjustment condition. It should be noted that the preset sound stage adjusting condition can be set by a person skilled in the art according to practical situations, and is not limited specifically herein.
The embodiment of the application can control the vehicle to enter the sound field adjusting mode based on the condition that the preset sound field adjusting condition is met, and the optimal adjusting parameter of the vehicle is matched, so that different audio requirements of a driver and passengers are met.
Optionally, in an embodiment of the present application, the preset sound stage adjustment condition includes that a sound stage adjustment switch of the current vehicle is in an on state.
It can be understood that, the sound stage adjusting switch in the embodiment of the present application may control the sound stage function to be turned on and off, so as to control the current vehicle to enter or exit the sound stage adjusting mode, and when the sound stage adjusting switch of the vehicle is turned off, it is determined that the preset sound stage adjusting condition is not met, and the vehicle does not perform sound stage adjustment.
Optionally, in an embodiment of the present application, it is determined whether the broadcast of the navigation audio or the call audio is finished; and if the navigation audio or the call audio is broadcasted, the optimal sound field adjusting parameter of the vehicle-mounted multimedia is adjusted back to the initial sound field adjusting parameter so as to continuously play the multimedia audio for the driver.
It is to be understood that the initial sound stage adjusting parameter may represent a parameter before the optimal sound stage adjusting parameter is adjusted, or may represent a parameter preset by a user, and is not limited in particular.
As a possible implementation mode, the navigation audio or conversation audio ending signal of the current vehicle can be acquired through the main control module, when the navigation broadcasting is ended, the navigation broadcasting ending signal is transmitted to the main control module, and the main control module can reconcile the optimal sound field adjusting parameter of the vehicle-mounted multimedia back to the initial sound field adjusting parameter according to the navigation broadcasting ending signal, so that the sound field setting is restored to the setting item before the sound field setting, the multimedia audio can be continuously played for a driver, and the continuity of auditory experience is improved.
For example, when a driver and passengers are in the vehicle and the vehicle is not in the navigation broadcasting mode, the vehicle-mounted multimedia can play audio, the requirement that the driver and the passengers listen to music is met, when the vehicle enters the navigation broadcasting mode and needs to be navigated and broadcast, the optimal sound field adjusting parameters can be matched according to the positions of the passengers, the speaker switch can be turned on, the navigation volume can be properly increased, the position of the sound field is adjusted to the front left (main driving position), the driver can be ensured to hear the navigation sound for safe driving, meanwhile, the multimedia volume can be properly reduced without cutting off the multimedia audio, the playing requirement of the passengers is met, when the driver and the passengers are in the vehicle and the navigation broadcasting mode is finished, the speaker can be turned off, the initial volume of the vehicle-mounted multimedia is adjusted back, the multimedia audio can be continuously played to the driver, the playing requirement of the driver is met, the driving experience of the vehicle is improved, and the practicability of the vehicle is ensured.
Optionally, in an embodiment of the present application, after matching the optimal sound stage adjustment parameter of the current vehicle, the method further includes: collecting the identity of a driver; and correcting the optimal sound field adjusting parameters according to the identity marks.
It can be understood that, the embodiment of the application can acquire the identity of the driver in a face recognition mode, acquire the identity information of the driver, including but not limited to the age, identity, hobby and the like of the driver, and can modify the optimal sound field adjusting parameter according to the identity of the driver, thereby effectively improving the experience of the user.
For example, the embodiment of the application can shoot a face image through the face recognition camera, recognize face image information, and when the age of the driver is recognized to be 60 years old, the volume of navigation broadcasting can be increased during navigation broadcasting, so that the driver can hear navigation sound, the safe driving of a vehicle is ensured, the broadcasting requirement of the driver is met, and when the age of the driver is recognized to be 25 years old, the volume of the navigation broadcasting can be kept consistent with the volume of multimedia broadcasting; for another example, when the face recognition camera shoots a face image, it is recognized that the driver plays soft music for many times in the past, and by analyzing the preference of the driver, the volume of multimedia playing can be reduced, a slow-tempo song is recommended, and the playing requirement of the driver is met.
According to the embodiment of the application, the optimal adjusting parameters can be corrected by identifying the identity of the driver, and at least one of the position, the width and the depth of a switch, the volume, the tone color and the sound field of the loudspeaker can be adjusted, so that the playing requirement of the driver is met, and the hearing experience of the driver is further improved.
Optionally, in an embodiment of the present application, after matching the optimal sound stage adjustment parameter of the current vehicle, the method further includes: extracting the audio content of the navigation audio or the call audio; and modifying the optimal sound field adjusting parameters based on the audio content.
It can be understood that, when the audio content of the navigation audio or the call audio relates to privacy, the embodiment of the present application may modify the optimal sound stage adjustment parameter based on the audio content, for example, turn off a speaker switch of the vehicle-mounted multimedia playing apparatus, reduce the volume of the vehicle-mounted multimedia playing, and the like.
For example, the embodiment of the application can extract the audio content of the call audio when the driver makes a voice call, and when the audio content is recognized to relate to sensitive words and privacy, the sound field adjusting parameter of the front left (main driving position) can be adjusted, so that the volume of the voice call can be automatically reduced, the privacy safety of the driver and passengers can be protected, and the driving experience of the vehicle can be improved.
Specifically, the working principle of the sound stage adjusting method for the vehicle according to the embodiment of the present application is explained in detail by referring to fig. 2 and 3.
As shown in fig. 2, the embodiment of the present application may include the following steps:
step S201: it is determined whether a passenger is currently in the vehicle. According to the embodiment of the application, whether the passenger exists in the current vehicle or not can be judged through a passenger monitoring system in the vehicle, a safety belt state in the vehicle, a vehicle door opening and closing state and the like.
For example, the embodiment of the application can acquire the images in the vehicle through the camera of the passenger monitoring system, and extract the characteristics of the passengers from the images in the vehicle so as to judge whether the passengers exist in the current vehicle; for another example, the embodiment of the present application may determine whether there is a passenger in the vehicle according to the usage state of the seat belt in each position, that is, when the seat belt in a certain position is in the usage state, it indicates that there is a passenger in the position, that is, there is a passenger in the vehicle, and when the seat belt in a certain position is in the non-usage state, it indicates that there is no passenger in the position, that is, there is no passenger in the vehicle; for another example, the embodiment of the application may determine whether a passenger gets on the vehicle through the opening and closing state of the vehicle door, for example, when it is recognized that a certain vehicle door is opened and closed, it is determined that a passenger is in the vehicle, and when it is recognized that all vehicle doors except for the main driving door are always closed and not opened, it is determined that no passenger is in the vehicle.
According to the embodiment of the application, whether a passenger exists in the current vehicle or not can be judged in a mode of combining one or more identification methods, so that when the passenger exists in the vehicle, the conditions of different audio requirements of a driver and the passenger exist, otherwise, the conditions of different audio requirements of the driver and the passenger do not exist, and parameter adjustment is not needed.
Step S202: and judging whether the navigation broadcasting is currently performed or not. As a possible implementation manner, it may be determined that the vehicle is in the navigation broadcast mode based on an event signal issued when the navigation voice is broadcast.
Particularly, this application embodiment can judge whether current vehicle is in the navigation and reports the mode, can send incident signal when the navigation is reported to the pronunciation, when the navigation is reported and is taken place and the end, all can carry host system with input signal, and host system can acquire the data that passenger and navigation were reported to judge whether current vehicle is in the navigation and reports the state, under the navigation reports the mode, discernment passenger distribution position, the optimal adjusting parameter of matching that can be more accurate.
Step S203: and setting the vehicle sound field setting according to the preset adjusting parameters. In the embodiment of the application, the vehicle sound field setting can be set by judging the navigation broadcasting state in step S202.
In the actual implementation process, when passengers are in the vehicle and the vehicle is in the navigation broadcasting mode, the distribution positions of the passengers of the current vehicle are identified, the optimal sound field adjusting parameters are matched according to the distribution positions of the passengers, and the playing device at the position of the passenger of the vehicle-mounted multimedia can be adjusted according to the matched optimal sound field adjusting parameters, for example, as shown in fig. 3, when the vehicle normally runs, the front left (main driving position) and the front right (auxiliary driving position) of the vehicle can broadcast multimedia audio, when the vehicle is in the navigation broadcasting state, the optimal sound field adjusting parameters can be matched according to the distribution positions of the passengers, the playing device of the vehicle-mounted multimedia is optimally controlled based on the optimal adjusting parameters, the volume of the front left (main driving position) can be appropriately increased, a loudspeaker of the front left (main driving position) is turned on, it is ensured that the driver can hear the navigation voice, the running safety and convenience of the vehicle are ensured, and after the navigation voice broadcasting is finished, the optimal sound field adjusting parameters of the front left (main driving position) can be returned to the initial sound field adjusting parameters, the audio demand of the vehicle is met, the experience of the driver is improved, and the driving efficiency of the vehicle is ensured.
Step S204: and judging whether the navigation broadcasting is finished currently.
In the embodiment of the application, after the navigation broadcasting is finished, the return end signal can be transmitted to the main control module, the navigation broadcasting is finished at the moment, if the main control module does not receive the return end signal, the navigation broadcasting is not finished at the moment, and the vehicle sound field setting can be further carried out by judging whether the navigation broadcasting is finished at present.
Step S205: and after the broadcasting is finished, the sound field setting of the vehicle before is recovered.
Particularly, vehicle host system in this application embodiment can obtain the data that passenger and navigation were reported, according to the signal that the navigation reported the end, resumes the sound stage setting to setting up the item before setting up, reconciles initial sound stage regulatory parameter with optimal sound stage regulatory parameter, through initiative self-adaptation sound stage setting, has simplified the manual sound stage setting of spending time and expending energy of carrying out certain degree, labour saving and time saving more increases the good experience of passenger.
According to the sound field adjusting method for the vehicle, the playing mode of the vehicle-mounted multimedia can be optimally controlled based on the optimal sound field adjusting parameters, different audio requirements of different users are met, the playing requirements of a driver are met, meanwhile, the playing requirements of passengers are met, the driving experience of the vehicle is improved, and the practicability of the vehicle is effectively guaranteed. Therefore, the problems that multimedia audio is cut off while navigation audio or communication audio is played, sound field adjusting parameters cannot meet the optimal conditions, the audio requirements of a driver are met, the audio requirements of passengers cannot be met, and the requirements of the driver and the passengers cannot be met in the prior art are solved.
Next, a sound stage adjusting device for a vehicle according to an embodiment of the present application will be described with reference to the drawings.
Fig. 4 is a block diagram schematically illustrating a sound stage adjustment device of a vehicle according to an embodiment of the present application.
As shown in fig. 4, the sound stage adjusting apparatus 10 for a vehicle includes: a judging module 100, an identifying module 200 and an adjusting module 300.
Specifically, the determining module 100 is configured to determine whether a passenger is currently in the vehicle.
The identification module 200 is configured to identify a distribution position of a passenger in the current vehicle when the current vehicle has the passenger in the current vehicle and is in a navigation broadcasting mode.
The adjusting module 300 is configured to match the optimal sound stage adjusting parameter of the current vehicle according to the passenger distribution position, and adjust the playing device at the driving position and/or the playing device at the passenger position of the vehicle-mounted multimedia according to the optimal sound stage adjusting parameter, so that the navigation audio or the call audio is played to the driver while the multimedia audio is played to the passenger.
Optionally, in an embodiment of the present application, the optimal sound stage adjustment parameter includes at least one of a switch of a speaker of the playing apparatus, a volume, a position, a width, and a depth of a sound stage.
Optionally, in an embodiment of the present application, the sound stage adjusting apparatus 10 of the vehicle further includes: the device comprises a detection module and a control module.
The detection module is used for detecting whether the current vehicle meets a preset sound field adjusting condition or not.
And the control module is used for controlling the current vehicle to enter a sound stage adjusting mode when the preset sound stage adjusting condition is detected to be met, and otherwise, the sound stage adjustment is not carried out.
Optionally, in an embodiment of the present application, the preset sound stage adjustment condition includes that a sound stage adjustment switch of the current vehicle is in an on state.
Optionally, in an embodiment of the present application, the sound stage adjusting apparatus 10 of the vehicle further includes: the device comprises an audio judgment module and a mediation module.
The audio judging module is used for judging whether the navigation audio or the call audio is broadcast and ended.
And the mediation module is used for mediating the optimal sound field regulation parameter of the vehicle-mounted multimedia back to the initial sound field regulation parameter when the navigation audio or the call audio broadcasting is finished so as to continuously play the multimedia audio for the driver.
Optionally, in an embodiment of the present application, the sound stage adjusting apparatus 10 of the vehicle further includes: the device comprises an acquisition module and a first correction module.
The acquisition module is used for acquiring the identity of the driver.
And the first correcting module is used for correcting the optimal sound stage adjusting parameter according to the identity.
Optionally, in an embodiment of the present application, the sound stage adjusting apparatus 10 of the vehicle further includes: the device comprises an extraction module and a second correction module.
The extraction module is used for extracting the audio content of the navigation audio or the call audio.
And the second correcting module is used for correcting the optimal sound stage adjusting parameter based on the audio content.
It should be noted that the foregoing explanation of the embodiment of the sound stage adjusting method for a vehicle is also applicable to the sound stage adjusting device for a vehicle in this embodiment, and will not be repeated herein.
According to the sound field adjusting device of vehicle that this application embodiment provided, can carry out optimal control to on-vehicle multi-media's playback mode based on optimal sound field adjusting parameter, satisfy different users' different audio frequency demands, when satisfying driver's playback demand, satisfy passenger's playback demand, improve the driving of vehicle and experience, and effectively guarantee the practicality of vehicle. Therefore, the problems that multimedia audio is cut off while navigation audio or communication audio is played, sound field adjusting parameters cannot meet the optimal conditions, the audio requirements of a driver are met, the audio requirements of passengers cannot be met, and the requirements of the driver and the passengers cannot be met in the prior art are solved.
Fig. 5 is a schematic structural diagram of a vehicle according to an embodiment of the present application. The vehicle may include:
a memory 501, a processor 502, and a computer program stored on the memory 501 and executable on the processor 502.
The processor 502, when executing the program, implements the sound stage adjusting method of the vehicle provided in the above-described embodiment.
Further, the vehicle further includes:
a communication interface 503 for communication between the memory 501 and the processor 502.
A memory 501 for storing computer programs that can be run on the processor 502.
The memory 501 may comprise high-speed RAM memory, and may also include non-volatile memory (non-volatile memory), such as at least one disk memory.
If the memory 501, the processor 502 and the communication interface 503 are implemented independently, the communication interface 503, the memory 501 and the processor 502 may be connected to each other through a bus and perform communication with each other. The bus may be an Industry Standard Architecture (ISA) bus, a Peripheral Component Interconnect (PCI) bus, an Extended ISA (EISA) bus, or the like. The bus may be divided into an address bus, a data bus, a control bus, etc. For ease of illustration, only one thick line is shown in FIG. 5, but this is not intended to represent only one bus or type of bus.
Alternatively, in practical implementation, if the memory 501, the processor 502 and the communication interface 503 are integrated on a chip, the memory 501, the processor 502 and the communication interface 503 may complete communication with each other through an internal interface.
The processor 502 may be a Central Processing Unit (CPU), an Application Specific Integrated Circuit (ASIC), or one or more Integrated circuits configured to implement embodiments of the present Application.
The present embodiment also provides a computer-readable storage medium on which a computer program is stored, which when executed by a processor, implements the sound stage adjustment method of a vehicle as above.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or N embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present application, "N" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or N executable instructions for implementing steps of a custom logic function or process, and alternate implementations are included within the scope of the preferred embodiment of the present application in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present application.
The logic and/or steps represented in the flowcharts or otherwise described herein, e.g., an ordered listing of executable instructions that can be considered to implement logical functions, can be embodied in any computer-readable medium for use by or in connection with an instruction execution system, apparatus, or device, such as a computer-based system, processor-containing system, or other system that can fetch the instructions from the instruction execution system, apparatus, or device and execute the instructions. For the purposes of this description, a "computer-readable medium" can be any means that can contain, store, communicate, propagate, or transport the program for use by or in connection with the instruction execution system, apparatus, or device. More specific examples (a non-exhaustive list) of the computer-readable medium would include the following: an electrical connection (electronic device) having one or N wires, a portable computer diskette (magnetic device), a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable compact disc read-only memory (CDROM). Additionally, the computer-readable medium could even be paper or another suitable medium upon which the program is printed, as the program can be electronically captured, via optical scanning of the paper or other medium, then compiled, interpreted or otherwise processed in a suitable manner if necessary, and then stored in a computer memory.
It should be understood that portions of the present application may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the N steps or methods may be implemented in software or firmware stored in a memory and executed by a suitable instruction execution system. If implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present application may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a separate product, may also be stored in a computer-readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc. Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (10)
1. A sound stage adjusting method for a vehicle, characterized by comprising the steps of:
judging whether passengers exist in the current vehicle or not;
if passengers exist in the current vehicle and the current vehicle is in a navigation broadcasting mode, identifying the distribution positions of the passengers of the current vehicle; and
and matching the optimal sound field adjusting parameters of the current vehicle according to the passenger distribution positions, and adjusting a playing device at the main driving position and/or a playing device at the passenger position of the vehicle-mounted multimedia according to the optimal sound field adjusting parameters, so that navigation audio or conversation audio is played to a driver while the multimedia audio is played to the passengers.
2. The method of claim 1, wherein the optimal sound stage adjustment parameters comprise at least one of a switch of a speaker of a playback device, a volume, a position, a width, and a depth of a sound stage.
3. The method of claim 1, further comprising, prior to matching the optimal soundstage adjustment parameters for the current vehicle:
detecting whether the current vehicle meets a preset sound field adjusting condition or not;
and when the preset sound field adjusting condition is met, controlling the current vehicle to enter a sound field adjusting mode, otherwise, not adjusting the sound field.
4. The method of claim 3, wherein the preset soundstage adjustment condition comprises a soundstage adjustment switch of the current vehicle being in an on state.
5. The method of claim 1, further comprising:
judging whether the broadcasting of the navigation audio or the call audio is finished or not;
and if the navigation audio or the call audio broadcasting is finished, the optimal sound field adjusting parameter of the vehicle-mounted multimedia is adjusted back to the initial sound field adjusting parameter so as to continuously play the multimedia audio for the driver.
6. The method of claim 1, further comprising, after matching the optimal soundstage adjustment parameters for the current vehicle:
collecting the identity of the driver;
and correcting the optimal sound field adjusting parameters according to the identity marks.
7. The method of claim 1, further comprising, after matching the optimal soundstage adjustment parameters for the current vehicle:
extracting the audio content of the navigation audio or the call audio;
modifying the optimal sound stage adjustment parameter based on the audio content.
8. A sound stage adjusting apparatus for a vehicle, comprising:
the judging module is used for judging whether passengers exist in the current vehicle or not;
the identification module is used for identifying the distribution position of the passengers of the current vehicle when the passengers are in the current vehicle and the current vehicle is in a navigation broadcasting mode; and
and the adjusting module is used for matching the optimal sound field adjusting parameters of the current vehicle according to the passenger distribution positions and adjusting the playing device at the main driving position and/or the playing device at the passenger position of the vehicle-mounted multimedia according to the optimal sound field adjusting parameters, so that navigation audio or conversation audio is played to the driver while the multimedia audio is played to the passenger.
9. A vehicle, characterized by comprising: memory, a processor and a computer program stored on the memory and executable on the processor, the processor executing the program to implement the sound stage adjusting method of a vehicle according to any one of claims 1 to 7.
10. A computer-readable storage medium, on which a computer program is stored, characterized in that the program is executed by a processor for implementing a sound stage adjustment method of a vehicle according to any one of claims 1-7.
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